Systems Administrator, Senior
$77.5k - $176kBooz Allen Hamilton
Systems Administrator, Senior
The Opportunity:
Your system administrator expertise will be vital as you identify problem areas and opportunities for improvement in a mission-critical network. You'll help your team better understand the network by turning metrics into information and explaining their meaning.
This is an opportunity to broaden your skillset into areas like automation logic, cluster management, workload management, and CI/CD integration. We focus on growing as a team, so you'll share your expertise through leadership and mentoring as you help the team work through challenges and develop new methodologies. As a system administrator leader, you'll identify new opportunities to modernize the network so your clients achieve their goals. Work with us and resolve daily challenges as we improve our clients' network infrastructure and bring additional capabilities to the warfighter. Join us. The world can't wait.
You Have:
- 7+ years of experience in Linux Administration
- Experience with automation tools such as Ansible or Terraform
- Experience with containers such as Docker, Kubernetes, or Podman
- Experience with SELinux and FApolicyd, STIG hardening, Identity Management (IdM/LDAP), and managing secrets and certificates
- Knowledge of IT networking and security concepts
- Ability to translate complex technical requirements into solutions for clients and engineers
- TS/SCI clearance
- Bachelor's degree in Computer Science, Engineering, or a STEM field
- DoD 8570 IAT Level II Certification
- Experience in administration of RHEL
- Experience deploying and managing production Kubernetes clusters such as OpenShift, EKS, or RKE
- Experience with Helm charts, Kustomize, and managing persistent container storage interface (CSI) and container networking interface (CNI)
- Experience integrating IaC and Ansible into pipelines such as GitLab CI, Jenkins, or GitHub Actions
- Knowledge of IP tables and NFTables, DNS, load balancing, HAProxy, Nginx, and namespace
- Ability to use troubleshooting tools such as ss, netstat, tcpdump, traceroute, and ping to isolate network problems
- Ability to conduct performance tuning, kernel patching, and debugging as well as optimizing Linux kernels for container workloads such as tweaking sysctl for K8s
- Master's degree in Computer Science, Engineering, or a STEM field
- Red Hat Certified Engineer (RHCE) or Linux Foundation Certified Engineer (LFCE) Certification
Work Model
Our people-first culture prioritizes the benefits of collaboration, whether it occurs in person or virtually. To support engagement and effective communication, employees working virtually are generally expected to have their cameras on during meetings.
- Remote : If this position is listed as remote, there may still be occasions when you are required to work in person at a Booz Allen or customer facility.
- Hybrid : If this position is listed as hybrid, you will be expected to work from a Booz Allen facility frequently, in alignment with leadership expectations and the needs of the role. You may also be required to work from or visit a customer facility.
- Onsite : If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role.
Vacancy posted 3 days ago
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